Spontaneous Lattice Distortion in the Spin-Triplet Superconductor Cu${}_x$Bi${}_2$Se${}_3$

K. Matano, S. Takayanagi, K. Ito +5

The doped topological insulator Cu${}_x$Bi${}_2$Se${}_3$ has attracted considerable attention as a new platform for studying novel properties of spin-triplet and topological superconduct…